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整体下井运输受限条件两柱掩护式液压支架设计

Coal Mining Technology(2014)

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Abstract
针对景福煤矿具体情况,研制了ZY6800/24/50D型电液控液压支架,重点介绍了通过优化支架四连杆机构,合理选择顶梁形式及其长度,增大铰接前梁前端支顶力和护帮板挑起力矩,结构件减重设计等措施,缩短了支架最小运输长度,减轻了支架重量,使支架不仅能满足整体下井矿井提升要求,还能适应坚硬顶板条件下煤层的开采。
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